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External Anchoring Configurations for Modular Gastrointestinal Prostheses

  • US 20110009690A1
  • Filed: 07/09/2010
  • Published: 01/13/2011
  • Est. Priority Date: 07/10/2009
  • Status: Active Grant
First Claim
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1. A gastrointestinal implant system for treating metabolic disorders such as diabetes and obesity, the system comprising:

  • a tubular implant adapted for placement within at least a portion of the duodenum, the tubular implant having a securing feature; and

    an external band configured for implantation around at least one of a pylorus, and a duodenum, the external band having a coupling feature for removably engaging and coupling with the securing feature of the internal tubular implant, without penetrating the duodenum or pylorus, such that the therapeutic implant resists migration within the gastrointestinal tract, and the external band having an implanted inner diameter generally equal to a corresponding outer diameter of the duodenum or pylorus;

    wherein the securing feature and coupling feature are configured such that the tubular implant is releasably coupled to the external band to facilitate removal of the tubular implant.

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